Scaleable network server for low cost PBX
AssigneeAT&T Corp.
InventorsFen-Chung Kung, Hopeton Walker, Spencer Wang
Life of this patent
Estimating the term…
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AssigneeAT&T Corp.
InventorsFen-Chung Kung, Hopeton Walker, Spencer Wang
Estimating the term…
A scaleable PBX (Private Branch exchange) is provided for use in a powerful, facilities-based, broadband communications system that guarantees voice, data and video communication reliability and security to users for an multimedia system including integrated telephone, television and data network. The scaleable PBX includes one or more broadband gateways. Each broadband gateway may be provided on a slot card (i.e., broadband gateway card) compatible with servers and personal computers (PC). One or more slot cards may be include in a server to provide PBX feature/function capability to a broadband communication system. The server based broadband gateway PBX is scaleable for any size company or facility using, for example, one or more network servers. Alternatively, the broadband gateway card may be installed in a PC and provide a low cost small business or home PBX system.
A device providing PBX services in an integrated broadband communication system, including:
A device providing PBX services in an integrated broadband communication system, including:
A device for providing customer premises communication services for an integrated broadband communication system, including:
A method for providing calling services on a broadband gateway PBX, comprising the steps of:
Dependencies are inferred from the claim text.